CN108772651B - Auxiliary tool for manufacturing large octagonal base - Google Patents
Auxiliary tool for manufacturing large octagonal base Download PDFInfo
- Publication number
- CN108772651B CN108772651B CN201810685873.9A CN201810685873A CN108772651B CN 108772651 B CN108772651 B CN 108772651B CN 201810685873 A CN201810685873 A CN 201810685873A CN 108772651 B CN108772651 B CN 108772651B
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- Prior art keywords
- octagonal
- frame
- platform
- center
- quadrangular
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims description 30
- 239000010959 steel Substances 0.000 claims description 30
- 238000001514 detection method Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 abstract description 12
- 238000010276 construction Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to the technical field of welding process equipment, and discloses an auxiliary tool for manufacturing a large octagonal base, which comprises a platform and a jig frame arranged on the platform, wherein the jig frame comprises a quadrangular frame for positioning a quadrangular lower opening of the octagonal base and an octagonal frame for positioning an octagonal upper opening of the octagonal base, the quadrangular frame is fixed on an upper plane of the platform, the octagonal frame is upwards erected above the platform through an upright post and is parallel to the upper plane of the platform, and the center of the octagonal frame is coaxial with the center of the quadrangular frame. The invention reduces the construction difficulty of the large octagonal base and improves the manufacturing precision and the manufacturing efficiency.
Description
Technical Field
The invention relates to the technical field of welding process equipment, in particular to an auxiliary tool for manufacturing a large octagonal base.
Background
As shown in FIG. 5, the maximum external dimension of the large octagonal base in the large self-unloading refitted ship is about 4 meters, and the weight is about 30 tons. The upper opening of the large octagonal base is octagonal, the lower opening of the large octagonal base is quadrilateral, the upper opening is also provided with a flange, and the technical requirements on the external dimension, the center, the flatness of the flange face and the like of the upper opening are very high.
Disclosure of Invention
In order to solve the problems, the invention provides an auxiliary tool for manufacturing a large octagonal base, which aims to reduce the construction difficulty of the large octagonal base and improve the manufacturing precision and the manufacturing efficiency. The specific technical scheme is as follows:
the utility model provides an auxiliary fixtures for making large-scale octagonal base, includes the platform, locates bed-jig on the platform, the bed-jig is including the quadrilateral frame that is used for the quadrilateral lower extreme of location octagonal base, the octagonal frame that is used for the octagonal upper extreme of location octagonal base, the quadrilateral frame is fixed in on the upper plane of platform, the octagonal frame upwards erect through the stand locate the top of platform and with the upper plane of platform is parallel, the center of octagonal frame with the center of quadrilateral frame is coaxial.
When the large octagonal base is manufactured, a numerical control cutting machine is firstly adopted to carry out blanking of steel plates according to design dimensions, then the blanked steel plates are positioned on an auxiliary tool, the upper ends of the side steel plates on the blanked octagonal base are abutted against the side edges of the octagonal frame, the lower ends of the side steel plates are abutted against the side edges of the quadrangular frame, therefore, assembly of the side steel plates on the octagonal base is completed, spot welding is carried out for fixing after assembly, then the upper end mounting flange and spot welding are carried out for fixing, and finally comprehensive welding is carried out.
Among the above-mentioned technical scheme, through setting up quadrilateral frame, the octagon frame that is used for the location, realized the accurate positioning of each side steel sheet on the octagon base for it is comparatively convenient to assemble the operation, thereby has reduced the construction degree of difficulty, and assembles the precision higher, has improved the preparation precision of octagon base from this.
In the invention, the upright post comprises four upright steel pipes, the four upright steel pipes are arranged in a rectangular array, and the center of the rectangular array is coaxial with the center of the quadrangular frame.
According to the invention, the octagonal frame comprises an octagonal frame and a groined channel steel component connected inside the octagonal frame, a square supporting plate is connected below the groined channel steel component, and the upper ends of four upright steel pipes are connected with the square supporting plate.
In order to timely detect concentricity of the upper opening and the lower opening of the octagonal base in the assembling or welding process, a hanging wire detection hole is formed in the center of the square supporting plate, and the hanging wire detection hole is coaxial with the center of the quadrangular frame.
In the invention, two level gauges which are mutually perpendicular are arranged on the upper plane of the platform.
As a further improvement of the invention, the detachable welding deformation on-line detection device is arranged on the hanging wire detection hole, the welding deformation on-line detection device comprises a positioning seat arranged on the hanging wire detection hole, a magnetic seat adsorbed on the upper plane of the platform, a laser indicator for emitting laser beams downwards is arranged on the positioning seat, and a marking point for use in laser pairs is arranged on the upper plane of the magnetic seat.
The using method of the welding deformation on-line detection device comprises the following steps: after the assembly and spot welding of the octagonal base are completed, fixing a positioning seat provided with a laser indicator at the position of a hanging wire detection hole of the square supporting plate by using a bolt, starting the laser indicator, enabling a laser beam to be emitted to a platform surface at the lower end, then placing a magnetic seat with a marking point used in a laser pair on the platform surface, enabling the marking point on the magnetic seat to be aligned with the laser beam, and rotating a magnetic switch on the magnetic seat after alignment to enable the magnetic seat to be fixed on the platform surface. And finally, welding the octagonal base, wherein symmetrical welding is adopted as much as possible to reduce welding deformation. Meanwhile, whether the laser beam deviates from the mark point or not is observed at any time in the welding process, and when out-of-tolerance is found, proper correction processing is carried out on the octagonal base.
The welding deformation on-line detection device is favorable for dynamically observing the welding deformation condition of the octagonal base in the welding process, and is convenient to process in time when the welding deformation is large, so that the manufacturing precision of the octagonal base is favorable for being ensured.
The beneficial effects of the invention are as follows:
firstly, the auxiliary tool for manufacturing the large octagonal base realizes accurate positioning of the side steel plates on the octagonal base by arranging the quadrangular frame and the octagonal frame for positioning, so that the assembling operation is more convenient, the construction difficulty is reduced, the assembling precision is higher, and the manufacturing precision of the octagonal base is improved.
Secondly, the auxiliary tool for manufacturing the large octagonal base is beneficial to dynamically observing the welding deformation condition of the octagonal base in the welding process due to the arrangement of the welding deformation on-line detection device, and facilitates timely treatment when the welding deformation is large, so that the manufacturing precision of the octagonal base is guaranteed.
Drawings
FIG. 1 is a schematic structural view of an auxiliary tool for manufacturing a large octagonal base;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the structure of the octagonal base assembled to the auxiliary tool;
FIG. 4 is a schematic structural view of an online welding deformation detection device added on the basis of the auxiliary tool of FIG. 1;
fig. 5 is a schematic view of the structure of a large octagonal base.
In the figure: 1. platform, 2, quadrilateral frame, 3, octagon frame, 4, stand, 5, steel pipe, 6, octagon frame, 7, groined type channel steel subassembly, 8, square layer board, 9, hanging wire detection hole, 10, spirit level, 11, positioning seat, 12, magnetic seat, 13, laser indicator, 14, mark point, 15, octagon base.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
An embodiment of an auxiliary tool for manufacturing a large octagonal base according to the invention is shown in fig. 1 to 5, and comprises a platform 1 and a jig frame arranged on the platform 1, wherein the jig frame comprises a quadrangular frame 2 for positioning a quadrangular lower opening of the octagonal base 15 and an octagonal frame 3 for positioning an octagonal upper opening of the octagonal base 15, the quadrangular frame 2 is fixed on an upper plane of the platform 1, the octagonal frame 3 is upwards arranged above the platform 1 through a stand column 4 and is parallel to the upper plane of the platform 1, and the center of the octagonal frame 3 is coaxial with the center of the quadrangular frame 2.
When the large octagonal base 15 is manufactured, firstly, a numerical control cutting machine is adopted to carry out blanking of steel plates according to design dimensions, then the blanked steel plates are positioned on an auxiliary tool, the upper ends of the side steel plates on the blanked octagonal base 15 are abutted against the side edges of the octagonal frame 3, the lower ends of the side steel plates are abutted against the side edges of the quadrangular frame 2, so that assembly of the side steel plates on the octagonal base 15 is completed, spot welding is carried out after assembly, spot welding is carried out, then, flange mounting and spot welding fixing are carried out at the upper ends, and finally, comprehensive welding is carried out.
Among the above-mentioned technical scheme, through setting up quadrilateral frame 2, the octagon frame 3 that are used for the location, realized the accurate positioning of each side steel sheet on the octagon base 15 for it is comparatively convenient to assemble the operation, thereby has reduced the construction degree of difficulty, and it is higher to assemble the precision, has improved the preparation precision of octagon base 15 from this.
In the invention, the upright 4 comprises four upright steel pipes 5, the four upright steel pipes 5 are arranged in a rectangular array, and the center of the rectangular array is coaxial with the center of the quadrangular frame 2.
In the invention, the octagonal frame 3 comprises an octagonal frame 6 and a groined channel steel component 7 connected inside the octagonal frame 6, a square supporting plate 8 is connected below the groined channel steel component 7, and the upper ends of four upright steel pipes 5 are connected with the square supporting plate 8.
In order to timely detect concentricity of the upper opening and the lower opening of the octagonal base 15 in the assembling or welding process, a hanging wire detection hole 9 is formed in the center of the square supporting plate 8, and the hanging wire detection hole 9 is coaxial with the center of the quadrangular frame 2.
In the present invention, two levels 10 are provided on the upper plane of the platform 1, which are arranged perpendicular to each other.
As a further improvement of the invention, the suspension wire detection hole 9 is provided with a detachable welding deformation on-line detection device, the welding deformation on-line detection device comprises a positioning seat 11 arranged on the suspension wire detection hole 9, a magnetic seat 12 adsorbed on the upper plane of the platform 1, a laser indicator 13 for emitting a laser beam downwards is arranged on the positioning seat 11, and a marking point 14 for laser pair is arranged on the upper plane of the magnetic seat 12.
The using method of the welding deformation on-line detection device comprises the following steps: after the octagonal base 15 is assembled and spot-welded, fixing a positioning seat 11 provided with a laser indicator 13 at a hanging wire detection hole position 9 of the square supporting plate 8 by bolts, starting the laser indicator 13 to enable a laser beam to be emitted to the surface of the platform 1 at the lower end, then placing a magnetic seat 12 with a marking point 14 used in a laser pair on the surface of the platform 1, enabling the marking point 14 on the magnetic seat 12 to be aligned with the laser beam, and rotating a magnetic switch on the magnetic seat 12 after alignment to enable the magnetic seat 12 to be fixed on the surface of the platform 1. And finally, welding the octagonal base 15, wherein symmetrical welding is adopted as much as possible to reduce welding deformation. Meanwhile, whether the laser beam deviates from the mark point 14 or not is observed at any time in the welding process, and when out of tolerance is found, proper correction processing is carried out on the octagonal base 15.
The welding deformation on-line detection device is beneficial to dynamically observing the welding deformation condition of the octagonal base 15 in the welding process, and facilitates timely treatment when the welding deformation is large, so that the manufacturing precision of the octagonal base 15 is guaranteed.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (1)
1. The auxiliary tool for manufacturing the large octagonal base is characterized by comprising a platform and a jig frame arranged on the platform, wherein the jig frame comprises a quadrangular frame used for positioning a quadrangular lower opening of the octagonal base and an octagonal frame used for positioning an octagonal upper opening of the octagonal base, the quadrangular frame is fixed on an upper plane of the platform, the octagonal frame is upwards erected above the platform through a stand column and is parallel to the upper plane of the platform, and the center of the octagonal frame is coaxial with the center of the quadrangular frame; the upright post comprises four upright steel pipes, the four upright steel pipes are arranged in a rectangular array, and the center of the rectangular array is coaxial with the center of the quadrangular frame; the octagonal frame comprises an octagonal frame and a groined channel steel component connected inside the octagonal frame, a square supporting plate is connected below the groined channel steel component, and the upper ends of four upright steel pipes are connected with the square supporting plate; a hanging wire detection hole is formed in the center of the square supporting plate, and the hanging wire detection hole is coaxial with the center of the quadrangular frame; two level gauges which are mutually perpendicular are arranged on the upper plane of the platform; the welding deformation on-line detection device comprises a positioning seat arranged on the hanging wire detection hole, a magnetic seat adsorbed on the upper plane of the platform, a laser indicator for emitting laser beams downwards arranged on the positioning seat, and a marking point for laser pairs is arranged on the upper plane of the magnetic seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810685873.9A CN108772651B (en) | 2018-06-28 | 2018-06-28 | Auxiliary tool for manufacturing large octagonal base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810685873.9A CN108772651B (en) | 2018-06-28 | 2018-06-28 | Auxiliary tool for manufacturing large octagonal base |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108772651A CN108772651A (en) | 2018-11-09 |
| CN108772651B true CN108772651B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810685873.9A Active CN108772651B (en) | 2018-06-28 | 2018-06-28 | Auxiliary tool for manufacturing large octagonal base |
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| Country | Link |
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| CN (1) | CN108772651B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111687567A (en) * | 2020-06-17 | 2020-09-22 | 苏州市海韵模具有限公司 | Welding process for precision parts |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013011779A (en) * | 2011-06-30 | 2013-01-17 | National Formosa Univ | Manufacturing process device |
| KR101437859B1 (en) * | 2014-06-11 | 2014-09-05 | (주)센벡스 | Concrete filled octagonal steel column |
| CN106272146A (en) * | 2015-06-13 | 2017-01-04 | 江叔能 | A kind of setting frock of control accuracy |
| CN205888436U (en) * | 2016-07-19 | 2017-01-18 | 北京汽车研究总院有限公司 | White simple and easy frock of automobile body assembly welding |
| CN107254938A (en) * | 2017-07-31 | 2017-10-17 | 江苏沪宁钢机股份有限公司 | A kind of anistree box-shaped king-post suspension column and preparation method thereof |
| WO2018026342A1 (en) * | 2016-08-04 | 2018-02-08 | Геннадий Александрович РЫБАК | Mobile modular space frame commercial display system |
-
2018
- 2018-06-28 CN CN201810685873.9A patent/CN108772651B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013011779A (en) * | 2011-06-30 | 2013-01-17 | National Formosa Univ | Manufacturing process device |
| KR101437859B1 (en) * | 2014-06-11 | 2014-09-05 | (주)센벡스 | Concrete filled octagonal steel column |
| CN106272146A (en) * | 2015-06-13 | 2017-01-04 | 江叔能 | A kind of setting frock of control accuracy |
| CN205888436U (en) * | 2016-07-19 | 2017-01-18 | 北京汽车研究总院有限公司 | White simple and easy frock of automobile body assembly welding |
| WO2018026342A1 (en) * | 2016-08-04 | 2018-02-08 | Геннадий Александрович РЫБАК | Mobile modular space frame commercial display system |
| CN107254938A (en) * | 2017-07-31 | 2017-10-17 | 江苏沪宁钢机股份有限公司 | A kind of anistree box-shaped king-post suspension column and preparation method thereof |
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| Publication number | Publication date |
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| CN108772651A (en) | 2018-11-09 |
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